1223123101202 has 8 divisors (see below), whose sum is σ = 1834823252412. Its totient is φ = 611515350400.

The previous prime is 1223123101171. The next prime is 1223123101259. The reversal of 1223123101202 is 2021013213221.

It can be written as a sum of positive squares in 2 ways, for example, as 1222061709961 + 1061391241 = 1105469^2 + 32579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23066999 + ... + 23119962.

Almost surely, 2^{1223123101202} is an apocalyptic number.

1223123101202 is a deficient number, since it is larger than the sum of its proper divisors (611700151210).

1223123101202 is a wasteful number, since it uses less digits than its factorization.

1223123101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46200204.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1223123101202 its reverse (2021013213221), we get a palindrome (3244136314423).

The spelling of 1223123101202 in words is "one trillion, two hundred twenty-three billion, one hundred twenty-three million, one hundred one thousand, two hundred two".